ER

Ermanno Righi

📍 Modena, IT: #146 of 640 inventorsTop 25%
Overall (All Time): #1,559,103 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8066604 Articulated chain for drive transmission in bicycles Sandro Montanari 2011-11-29
7895914 Command device for a bicycle gear change Sandro Montanari 2011-03-01
7549662 Bicycle change gear mechanism Sandro Montanari 2009-06-23